TX-HA2031 Relay Module
◆ Compatible with HA3000 series controllers
◆ Built-in MCU
◆ CANBus Techniques, easy wiring, strong interference killing feature, long range operating and stable communication.
◆ Two Red LED indicators flashing while normal data transmitting
◆ No need to addressing, occupying no loop address
◆ Input voltage: 24VDC, operating current < 0.1A